/* =========================================
   JRD Electric Engineering & Supply
   Modern Redesign — style.css
   ========================================= */

/* ---- Google Fonts (Inter + Sarabun) ---- */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Sarabun:wght@300;400;500;600;700&display=swap");

/* ---- CSS Variables ---- */
:root {
  --clr-primary: #0a5f7f;
  --clr-primary-dark: #063d52;
  --clr-primary-light: #1588b3;
  --clr-primary-pale: #e6f2f7;
  --clr-accent: #e8a020;
  --clr-accent-dark: #c47a08;
  --clr-bg: #f4f8fa;
  --clr-surface: #ffffff;
  --clr-text: #1a2e3b;
  --clr-text-mid: #4a6272;
  --clr-text-light: #7a9db0;
  --clr-border: #d0e4ed;
  --clr-footer: #0f1e28;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(10, 95, 127, 0.1);
  --shadow-md: 0 6px 24px rgba(10, 95, 127, 0.14);
  --shadow-lg: 0 16px 48px rgba(10, 95, 127, 0.18);
  --transition: 0.3s ease;
  --font-main: "Inter", "Sarabun", sans-serif;
}

/* ---- Reset / Base ---- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-main);
  font-size: 16px;
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.6;
}
img {
  display: block;
  max-width: 100%;
}
a {
  color: var(--clr-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--clr-primary-light);
}
ul {
  list-style: none;
}

/* =========================================
   NAVBAR
   ========================================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--clr-surface);
  border-bottom: 2px solid var(--clr-primary-pale);
  box-shadow: var(--shadow-sm);
}
.navbar__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar__brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  overflow: hidden;
}
.navbar__brand img {
  height: 52px;
  width: auto;
  flex-shrink: 0;
}
.navbar__brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.navbar__brand-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--clr-primary);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.navbar__brand-sub {
  font-size: 11px;
  color: var(--clr-text-light);
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.navbar__links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.navbar__link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--clr-text-mid);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition:
    background var(--transition),
    color var(--transition);
}
.navbar__link i {
  font-size: 15px;
}
.navbar__link:hover,
.navbar__link.active {
  background: var(--clr-primary-pale);
  color: var(--clr-primary);
}

/* Hamburger (mobile) */
.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.navbar__toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--clr-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* =========================================
   HERO / BANNER SLIDER
   ========================================= */
.hero {
  position: relative;
  width: 100%;
  background: var(--clr-primary-dark);
  overflow: hidden;
}
.hero__slider {
  position: relative;
  height: 520px;
  overflow: hidden;
}
.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
}
.hero__slide.active {
  opacity: 1;
}
.hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(6, 61, 82, 0.65) 0%,
    rgba(10, 95, 127, 0.35) 60%,
    transparent 100%
  );
  pointer-events: none;
}
/* Caption: bottom-left, constrained to 1200px centered container */
.hero__caption {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1200px;
  padding: 48px 24px 80px;
  color: #fff;
  pointer-events: none;
}
.hero__caption h1 {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
  max-width: 600px;
}
.hero__caption p {
  font-size: 16px;
  font-weight: 400;
  opacity: 0.88;
  max-width: 500px;
  line-height: 1.65;
}
/* Controls bar: [prev] [dots] [next] centered at bottom */
.hero__controls {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1200px;
  padding: 0 24px 20px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  z-index: 10;
  pointer-events: none;
}
.hero__controls > * {
  pointer-events: auto;
}
.hero__arrow {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(4px);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
  color: #fff;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    background var(--transition),
    border-color var(--transition);
}
.hero__arrow:hover {
  background: rgba(255, 255, 255, 0.4);
  border-color: rgba(255, 255, 255, 0.8);
}
/* Dots */
.hero__dots {
  display: flex;
  align-items: center;
  gap: 7px;
}
.hero__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition:
    background var(--transition),
    transform var(--transition),
    width var(--transition);
}
.hero__dot.active {
  background: #fff;
  width: 20px;
  border-radius: 4px;
}

/* =========================================
   SECTION SHARED
   ========================================= */
.section-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-header__label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--clr-accent);
  margin-bottom: 10px;
}
.section-header__title {
  font-size: 30px;
  font-weight: 800;
  color: var(--clr-primary-dark);
  line-height: 1.25;
  margin-bottom: 14px;
}
.section-header__line {
  display: block;
  width: 56px;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  border-radius: 2px;
  margin: 0 auto 14px;
}
.section-header__desc {
  font-size: 15px;
  color: var(--clr-text-mid);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.75;
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about {
  padding: 80px 0;
  background: var(--clr-surface);
}
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about__content .section-header {
  text-align: left;
  margin-bottom: 24px;
}
.about__content .section-header__line {
  margin: 0 0 16px;
}
.about__text {
  font-size: 15px;
  color: var(--clr-text-mid);
  line-height: 1.9;
  margin-bottom: 32px;
}
.about__highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.about__highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--clr-primary-pale);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--clr-primary);
}
.about__highlight-item i {
  font-size: 20px;
  color: var(--clr-primary);
  margin-top: 2px;
  flex-shrink: 0;
}
.about__highlight-item p {
  font-size: 13px;
  font-weight: 600;
  color: var(--clr-primary-dark);
}
.about__image-mosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 200px 200px;
  gap: 12px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about__image-mosaic .img-main {
  grid-column: 1 / 3;
  position: relative;
}
.about__image-mosaic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about__stat-bar {
  display: flex;
  gap: 32px;
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--clr-border);
}
.about__stat {
  text-align: center;
}
.about__stat .num {
  font-size: 28px;
  font-weight: 800;
  color: var(--clr-primary);
}
.about__stat .lbl {
  font-size: 12px;
  color: var(--clr-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* =========================================
   SERVICES SECTION
   ========================================= */
.services {
  padding: 80px 0;
  background: var(--clr-bg);
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
  transform: scaleX(0);
  transition: transform var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--clr-primary-pale);
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-card__icon {
  width: 64px;
  height: 64px;
  background: var(--clr-primary-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: background var(--transition);
}
.service-card:hover .service-card__icon {
  background: var(--clr-primary);
}
.service-card__icon i {
  font-size: 26px;
  color: var(--clr-primary);
  transition: color var(--transition);
}
.service-card:hover .service-card__icon i {
  color: #fff;
}
.service-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: 10px;
}
.service-card__desc {
  font-size: 13px;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* =========================================
   GALLERY PREVIEW SECTION
   ========================================= */
.gallery-preview {
  padding: 80px 0;
  background: var(--clr-surface);
}
.gallery-preview__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.gallery-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-card:hover img {
  transform: scale(1.08);
}
.gallery-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 40%,
    rgba(6, 61, 82, 0.85) 100%
  );
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.gallery-card:hover .gallery-card__overlay {
  opacity: 1;
}
.gallery-card__label {
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}
.gallery-preview__cta {
  text-align: center;
  margin-top: 40px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition:
    background var(--transition),
    transform var(--transition),
    box-shadow var(--transition);
  cursor: pointer;
  border: none;
}
.btn--primary {
  background: var(--clr-primary);
  color: #fff;
}
.btn--primary:hover {
  background: var(--clr-primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(10, 95, 127, 0.35);
}
.btn--outline {
  background: transparent;
  color: var(--clr-primary);
  border: 2px solid var(--clr-primary);
}
.btn--outline:hover {
  background: var(--clr-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* =========================================
   CONTACT / FOOTER SECTION
   ========================================= */
.contact {
  background: var(--clr-footer);
  padding: 60px 0 0;
  color: rgba(255, 255, 255, 0.75);
}
.contact__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.contact__brand img {
  height: 56px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}
.contact__brand-name {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.contact__brand-tagline {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.7;
  max-width: 320px;
}
.contact__col-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--clr-accent);
  margin-bottom: 20px;
}
.contact__item {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 16px;
  font-size: 14px;
  line-height: 1.65;
}
.contact__item i {
  font-size: 14px;
  color: var(--clr-primary-light);
  margin-top: 2px;
  flex-shrink: 0;
  width: 16px;
}
.contact__item a {
  color: rgba(255, 255, 255, 0.75);
}
.contact__item a:hover {
  color: var(--clr-accent);
}
.contact__divider {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin: 0;
}
.contact__copyright {
  text-align: center;
  padding: 20px 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
}

/* =========================================
   GALLERY PAGE
   ========================================= */
.gallery-page {
  padding: 60px 0 80px;
}
.gallery-page__filter {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.filter-btn {
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  background: var(--clr-surface);
  border: 2px solid var(--clr-border);
  color: var(--clr-text-mid);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
}
.gallery-page__categories {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.gallery-cat-card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  cursor: pointer;
  transition:
    transform var(--transition),
    box-shadow var(--transition);
}
.gallery-cat-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
.gallery-cat-card__thumb {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}
.gallery-cat-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-cat-card:hover .gallery-cat-card__thumb img {
  transform: scale(1.07);
}
.gallery-cat-card__thumb-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 95, 127, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-cat-card:hover .gallery-cat-card__thumb-overlay {
  opacity: 1;
}
.gallery-cat-card__thumb-overlay i {
  font-size: 36px;
  color: #fff;
}
.gallery-cat-card__body {
  padding: 18px 20px;
}
.gallery-cat-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--clr-primary-dark);
  margin-bottom: 4px;
}
.gallery-cat-card__tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--clr-primary);
  padding: 3px 10px;
  border-radius: 999px;
}
.gallery-cat-card__tag--project {
  background: var(--clr-accent);
}

/* =========================================
   MODAL (Gallery lightbox)
   ========================================= */
.modal-content {
  border: none;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.modal-header {
  background: var(--clr-primary-dark);
  color: #fff;
  border: none;
  padding: 16px 24px;
}
.modal-header .close {
  color: rgba(255, 255, 255, 0.8);
  text-shadow: none;
  font-size: 22px;
}
.modal-header .close:hover {
  color: #fff;
}
.modal-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.modal-body {
  padding: 16px;
  background: #111;
}
.modal-footer {
  border-top: 1px solid var(--clr-border);
  padding: 12px 24px;
  justify-content: center;
}
.btn-default {
  background: var(--clr-primary);
  color: #fff;
  border: none;
  padding: 8px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  transition: background var(--transition);
}
.btn-default:hover {
  background: var(--clr-primary-dark);
  color: #fff;
}

/* =========================================
   PAGE HERO (inner pages)
   ========================================= */
.page-hero {
  background: linear-gradient(
    135deg,
    var(--clr-primary-dark) 0%,
    var(--clr-primary) 100%
  );
  padding: 48px 24px;
  text-align: center;
  color: #fff;
}
.page-hero h1 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
}
.page-hero p {
  font-size: 14px;
  opacity: 0.7;
}
.breadcrumb-bar {
  display: flex;
  justify-content: center;
  gap: 6px;
  align-items: center;
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}
.breadcrumb-bar a {
  color: rgba(255, 255, 255, 0.75);
}
.breadcrumb-bar a:hover {
  color: #fff;
}
.breadcrumb-bar i {
  font-size: 10px;
}

/* =========================================
   CUSTOM LIGHTBOX (.jrd-lb)
   ========================================= */
.jrd-lb {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  align-items: center;
  justify-content: center;
}
.jrd-lb.open {
  display: flex;
}
.jrd-lb__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 20, 30, 0.93);
  backdrop-filter: blur(4px);
  cursor: zoom-out;
}
.jrd-lb__shell {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: calc(100vw - 40px);
  max-width: 1000px;
  max-height: calc(100vh - 40px);
  background: #0e1f2b;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.8);
  animation: lbFadeIn 0.25s ease;
}
@keyframes lbFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Header */
.jrd-lb__header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--clr-primary-dark);
  flex-shrink: 0;
}
.jrd-lb__title {
  flex: 1;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.jrd-lb__counter {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  flex-shrink: 0;
}
.jrd-lb__close {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    background var(--transition),
    color var(--transition);
}
.jrd-lb__close:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* Stage */
.jrd-lb__stage {
  flex: 1;
  display: flex;
  align-items: center;
  min-height: 0;
  position: relative;
  background: #0e1f2b;
}
.jrd-lb__img-wrap {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 0;
  position: relative;
}
.jrd-lb__img-wrap img {
  max-width: 100%;
  max-height: 60vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  transition: opacity 0.25s ease;
  display: block;
}
.jrd-lb__spinner {
  position: absolute;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: rgba(255, 255, 255, 0.4);
}

/* Arrows */
.jrd-lb__arrow {
  flex-shrink: 0;
  width: 48px;
  height: 100%;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.45);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition:
    color var(--transition),
    background var(--transition);
  position: relative;
  z-index: 2;
}
.jrd-lb__arrow:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}

/* Thumbnails strip */
.jrd-lb__thumbs {
  display: flex;
  gap: 6px;
  padding: 10px 16px;
  background: rgba(0, 0, 0, 0.35);
  overflow-x: auto;
  flex-shrink: 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
  scroll-behavior: smooth;
}
.jrd-lb__thumbs::-webkit-scrollbar {
  height: 4px;
}
.jrd-lb__thumbs::-webkit-scrollbar-track {
  background: transparent;
}
.jrd-lb__thumbs::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
}
.jrd-lb__thumb {
  flex-shrink: 0;
  width: 60px;
  height: 44px;
  object-fit: cover;
  border-radius: 4px;
  cursor: pointer;
  opacity: 0.5;
  border: 2px solid transparent;
  transition:
    opacity var(--transition),
    border-color var(--transition);
}
.jrd-lb__thumb:hover {
  opacity: 0.8;
}
.jrd-lb__thumb.active {
  opacity: 1;
  border-color: var(--clr-accent);
}

@media (max-width: 600px) {
  .jrd-lb__arrow {
    width: 36px;
  }
  .jrd-lb__img-wrap img {
    max-height: 52vh;
  }
  .jrd-lb__thumb {
    width: 48px;
    height: 36px;
  }
}

/* =========================================
   SCROLL-TO-TOP
   ========================================= */
#scrollTop {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(10, 95, 127, 0.4);
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--transition),
    transform var(--transition);
  pointer-events: none;
}
#scrollTop.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
#scrollTop:hover {
  background: var(--clr-primary-dark);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-preview__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .about__grid {
    grid-template-columns: 1fr;
  }
  .about__image-mosaic {
    display: none;
  }
  .contact__grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact__grid > :first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .navbar__brand img {
    height: 40px;
  }
  .navbar__brand-sub {
    display: none;
  }
  .navbar__brand-name {
    font-size: 13px;
  }
  .navbar__links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--clr-surface);
    border-bottom: 1px solid var(--clr-border);
    padding: 16px;
    gap: 4px;
  }
  .navbar__links.open {
    display: flex;
  }
  .navbar__toggle {
    display: flex;
  }
  .hero__slider {
    height: 300px;
  }
  .hero__caption {
    padding: 24px 16px 68px;
  }
  .hero__caption h1 {
    font-size: 22px;
  }
  .hero__caption p {
    font-size: 13px;
  }
  .about,
  .services,
  .gallery-preview {
    padding: 56px 0;
  }
  .about__highlights {
    grid-template-columns: 1fr;
  }
  .about__stat-bar {
    gap: 20px;
  }
  .gallery-preview__grid {
    grid-template-columns: 1fr;
  }
  .gallery-page__categories {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact__grid {
    grid-template-columns: 1fr;
  }
  .section-header__title {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
  .gallery-page__categories {
    grid-template-columns: 1fr;
  }
  .about__stat-bar {
    flex-direction: column;
    align-items: center;
  }
}